According to recent evidence, which drug used to treat migraine headaches has some potential for addiction?
Definition of metabolism for Students. : the processes by which a living organism uses food to obtain energy and build tissue and disposes of waste material.
What Are Metabolic Pathways? The term 'metabolism' comes from the Greek word metabole, which means change. It refers to the total of an organism's chemical reactions. A metabolic pathway is a series of steps found in biochemical reactions that help convert molecules or substrates, such as sugar, into different, more readily usable materials. These reactions occur inside of a cell, where enzymes, or protein molecules, break down or build up molecules.